To calculate the heat gain from fluorescent lighting, add the wattage ratings of the lamps and multiply by: Power Engineering Chapter 136 To calculate the heat gain from fluorescent lighting, add the wattage ratings of the lamps and multiply by: a. 0.2 b. 0.5 c. 4.1 d. 1.2 e. 2.1 Answer: D Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+